Superb Quality Bathroom Vanity Basin/Sink Overflow Cover TROVE HOUSE BRAND Helsinki Insert in Gold Color Finish (11 Designs Available) hard wearing Gold colour finish to match the taps (very natural gold color) Manufactured specially for us to our own very high standards designed to fit standard 22mm-23mm (7/8") basin overflow holes simply pushes in and clicks in to place, no tools are required made from tough high quality plastic that grips better than metal and won't scratch the basin